diff --git a/lexicon.txt b/lexicon.txt
index b62a189d20..3e3a63f623 100644
--- a/lexicon.txt
+++ b/lexicon.txt
@@ -2939,6 +2939,7 @@ xeb
 xechoserveraddress
 xemaclite
 xend
+xerrorcount
 xerrordetected
 xerrorline
 xerrorstatus